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Details
| Specification | Value |
|---|---|
| Brand | TOPRAN |
| Fitting Position | SA |
| Operating Mode | EP |
| Number of pins | 2 -pin connector |
| Rated Voltage [V] | 12 V |
OE numbers (1)
Search by this OE number to find compatible parts
- AUDI / SEAT / SKODA / VW—06H 906 283B
Where this part fits
Original-fit position for OE 06H906283B. The red ring marks where this part installs on the vehicle.
About this product
When change over valve change over flap induction pipe performance matters, the TOPRAN 639 821 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Fitting Position: 148, Fitting Position: SA, Operating Mode: EP, Mounting Type: Rubber, Valve Type: Plastic. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with AUDI, SEAT, SKODA, VW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 06H 906 283B, 06H906283B, 083081027OEM, 0892419 and 47 more. Matching these numbers confirms a like-for-like replacement with no loss of function. TOPRAN is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
About TOPRAN
TOPRAN, part of the Hans Thomsen Group headquartered in Hamburg, Germany, is a growing independent aftermarket brand focused on providing quality parts at accessible prices. TOPRAN offers a comprehensive range covering engine, cooling, electrical, braking, and body components for European vehicles. All TOPRAN products are manufactured to meet OE specifications and undergo quality testing before distribution. Combining German quality management with competitive pricing, TOPRAN is an excellent choice for cost-conscious motorists and workshops who do not want to compromise on part quality.
Suitable cars
Equivalent products (56)
Show all 56 OE numbers
Change Over Valve Change Over Flap Induction Pipe TOPRAN 639 821 — compatible car models
| Car models | AUDI: A3 (8V1, 8VK), A3 Convertible (8P7), A3 Limousine (8VS, 8VM), A3 Sportback (8VA, 8VF), A4 B8 (8K2), A4 B8 Avant (8K5), A5 Convertible (8F7), A5 (F53, F5P), A5 Sportback (F5A, F5F), A6 C7 (4G2, 4GC) (+8 more); SEAT: LEON (5F1), LEON ST (5F8); SKODA: OCTAVIA III (5E3, NL3, NR3), OCTAVIA III Combi (5E5, 5E6), SUPERB III (3V3), SUPERB III Estate (3V5), YETI (5L); VW: AMAROK (2HA, 2HB, S1B, S6B, S7A, S7B, AGD), ATLAS (CA1, CA2, CA3), CC B7 (358), EOS (1F7, 1F8), GOLF V (1K1) |
|---|---|
| Engines | 1.8 TFSI; 2.0 TFSI; S5 TDI Mild Hybrid quattro; S6 quattro; S7 quattro; 4.0 TFSI quattro; 2.0 TFSI quattro; 2.0 TFSI Flexfuel quattro; 50 TDI Mild Hybrid quattro; 1.8 TSI; 1.8 TSI 4x4; 2.0 TSI; 3.6 FSI; 2.0 GTI |
| Year of manufacture | 2003-2024 |
| Manufacturer article number (MPN) | 639 821 |
| OE part numbers | 06H 906 283B |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
TOPRAN 639821 . Connector Shape: 5. Fitting Position: 148. Fitting Position: SA. Housing material: 112. Housing material: 180. Mounting Type: 5. Number of inlets/outlets: 3. Number of pins: 2 -pin connector
- 1x Change Over Valve Change Over Flap Induction Pipe
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Change Over Valve Change Over Flap Induction Pipe compatible with my car?
This Change Over Valve Change Over Flap Induction Pipe fits AUDI, SEAT, SKODA, VW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this TOPRAN Change Over Valve Change Over Flap Induction Pipe have?
This TOPRAN Change Over Valve Change Over Flap Induction Pipe has the following specifications: Fitting Position: 148; Fitting Position: SA; Operating Mode: EP; Mounting Type: 5; Valve Type: 6; Number of pins: 2 -pin connector. Check the full specifications table above for complete details.
What OE part numbers does this Change Over Valve Change Over Flap Induction Pipe replace?
This Change Over Valve Change Over Flap Induction Pipe replaces OE part numbers: 06H 906 283B. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Change Over Valve Change Over Flap Induction Pipe cost?
This TOPRAN Change Over Valve Change Over Flap Induction Pipe is available for £30.99. Change Over Valve Change Over Flap Induction Pipe prices vary depending on brand, specifications, and vehicle compatibility. TOPRAN parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Change Over Valve Change Over Flap Induction Pipe?
Regular inspection of your Change Over Valve Change Over Flap Induction Pipe is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Change Over Valve Change Over Flap Induction Pipe?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Change Over Valve Change Over Flap Induction Pipe fitted by a professional mechanic.
Can I use this part as a replacement for OE 06H 906 283B?
Yes, this TOPRAN Change Over Valve Change Over Flap Induction Pipe is a direct replacement for OE part number 06H 906 283B. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the TOPRAN 639 821 the same as the TOPRAN 110 875?
No, while both are Change Over Valve Change Over Flap Induction Pipe parts, they are different products. The TOPRAN 639 821 has Fitting Position: 148, Fitting Position: SA, Operating Mode: EP. The TOPRAN 110 875 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
